Tomb-Sweeping Day is a very important festival in Xiangfan. Villagers in mountainous areas of Nanzhang, Baokang and Gucheng counties have been adhering to the tradition of "Cold Food Festival". "The earliest Tomb-Sweeping Day can't use fire. In ancient times, Tomb-Sweeping Day was called the Cold Food Festival. You can't make a fire to cook on this day, you can only eat cold food prepared in advance. " Li, a history teacher from Xiangfan No.5 Middle School, explained that in the mountainous area near Shiyan, villagers have been observing the tradition of the Cold Food Festival in Tomb-Sweeping Day. These villagers will cook rice or noodles in front of Tomb-Sweeping Day. When Tomb-Sweeping Day visited the grave, his family would not light a fire and burn paper in front of the grave, but brought cold food to the grave to show their respect and commemoration.

Introduction of Cold Food Festival: Cold Food Festival, also known as "Smoke-free Festival", "Cold Food Festival" and "Hundred Five-Day Festival", is one hundred and five days after the summer calendar and one or two days before Tomb-Sweeping Day. When the first day of the day is a holiday, smoking is forbidden and only cold food is eaten. In the development of later generations, the customs of sweeping, hiking, swinging, cuju, pulling hooks and breaking eggs were gradually increased. The Cold Food Festival lasted for more than 2,000 years and was once called the largest folk festival. "evasive, mountain fire and then burn us. The four seas share the same cold food, and one person is eternal. What's the use of holding a deep grudge? There were no neighbors in ancient times. The soul is full of mountains and rivers, and the wind and thunder are gods. Light smoke, elm and willow fire, resentment, dragons and snakes. Unfortunately, Wen Gongba has been responsible for this minister all his life. The poem "Cold Food Festival" written by Lv Xiang, a poet in the Tang Dynasty, tells the origin of the Cold Food Festival and "pushes Mianshan to burn me". According to legend, this custom originated from the promotion of the introduction of the Jin State when it commemorates the Spring and Autumn Period (surname introduction promotion, also known as introduction promotion, is a function word, and the son is a respectful name). At that time, Jie Zhitui and Jin Wengong Zhong Er were exiled to other countries, and they cut meat for Wen Gong to satisfy their hunger. After Wen Gong restored the country, he refused to make a profit and retired from Mianshan with his mother. Duke Wen burned the mountain for it, refused to go out of the mountain, and clung to the tree. Duke Wen buried the body in Mianshan, built a shrine and a temple, and ordered the son to ban fire and cold on the day of his death as a sign of mourning, which later became a custom.